
From Surat to the World
B2B.Diamonds is a wholesale diamond supplier operating from the heart of the global diamond industry in Surat, India. We supply lab grown and natural diamonds to jewellers, retailers, brands, and manufacturers across 30+ countries. Direct from source, no intermediaries, no inflated pricing.
Built for the Diamond Trade
Surat, India
The world's diamond cutting and polishing capital. Over 90% of the world's diamonds pass through Surat. Our operations sit at the centre of this supply chain, giving us direct access to manufacturers, cutters, and grading facilities.
Mumbai, India
Our commercial office and export hub. Handles international logistics, documentation, customs compliance, and client relationships across time zones.
Vertically Integrated
B2B.Diamonds operates across the diamond supply chain from sourcing and manufacturing to grading and export. This vertical integration means direct pricing, quality control at every stage, and no dependency on third-party intermediaries.
B2B Only
We do not sell to consumers. Every diamond we supply goes to a professional buyer: a jeweller, a brand, a manufacturer, or a retailer. This focus means our pricing, grading, and service is built for trade, not retail.
What Sets B2B.Diamonds Apart
Direct from Source
No brokers, no middlemen. We source directly from manufacturers and verified suppliers in Surat. You get primary market pricing.
Dual Inventory
Lab grown and natural diamonds from one supplier. Build your complete inventory without managing multiple vendor relationships.
End-to-End Capability
Loose diamonds, custom manufacturing, melee, watch setting, private-label packaging, and export logistics. One partner for everything.
Certifications and Compliance
GIA (Gemological Institute of America)
The global standard for diamond grading. Available on request for both natural and lab grown diamonds.
IGI (International Gemological Institute)
Our standard certification for lab grown diamonds. Consistent grading, globally recognized.
HRD (Hoge Raad voor Diamant)
Belgian diamond certification. Available for European market requirements.
Kimberley Process
All natural diamonds comply with the Kimberley Process Certification Scheme. Full chain-of-custody documentation from mine to market.
Frequently Asked Questions
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Work With B2B.Diamonds
Direct from Surat. Certified. Trusted by jewellers worldwide.
